☆☆ YUNMAI Auto start force ball ☆☆ Wrist ball is a kind of artificial pure dynamic mechanical device outstanding, no battery and any power, no electromagnetic radiation, magnetic field and magnetic induction natural simulation of celestial bodies generated by rotation of the wrist, and have a strong power, through the human control, can be arbitrary motion mediation of the rhythm and intensity. The faster the rotational kinetic energy is stronger. Intended for 1.The perfect warm-up exercise equipment, especially suitable for the movement of people, such as golf, tennis, squash, cricket, badminton, baseball, bowling, basketball, racing and other outdoor sports such as climbing on the wrist. Enhance finger grip, wrist and forearm endurance, two biceps, triceps, ligament and shoulder energy 2. Beneficial to many music players, such as piano, guitar, drummer, and enhance the toughness of the fingers and ligaments, to avoid ligament damage, but also can help the recovery of muscle and ligament injuries. 3.Suitable for office, for a long time caused by abdominal pressure, limb numbness, less activity, poor blood circulation, the brain blood oxygen deficiency, dizziness, chest tightness and fatigue symptoms of 4. Teenagers use can promote bone growth and the growth of the brain, can finger flexibility training, to learn calligraphy, fine arts, Musical Instruments have certain help. 5.The elderly often use, can activate the six meridians on hand, promote blood circulation and enhance gastrointestinal function, The new supersedes the old., increase appetite, xingnaoyizhi, removing fatigue and recover from fatigue, promote sleep, anti-aging. Achieving the function of health care, and on the upper limb discomfort have some relief effect. Package include1 x Wrist Ball; 1 x Wrist Strap; 1 x Manual
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